1/4-20 x 8 Alloy Steel Socket Head Cap Screw is a socket head cap screw for buyers matching an exact thread and length to drawings, repair records, or stocked hardware. With a 1/4-20 thread and 8 in. length, it fits tooling plates where size interchangeability matters. Selected for manufacturing plants, precision assemblies, and material handling, it gives maintenance teams a searchable alloy steel socket screw callout. The dimensional highlights make the listing more useful for maintenance shops and industrial distribution teams. Those verified dimensions support counterbore checks, tool selection, and replacement fastener review. Technical Highlights Material: Alloy Steel Thread: 1/4-20 Length: 8 in. Nominal Body Diameter: .250 in. Head Diameter: 0.365 in. min / 0.375 in. max Head Height: 0.244 in. min / 0.250 in. max Hex Key Size: 3/16 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.